baber/WOPTO huggingface dataset:
Patent JP-2002239704-A (JP)
Title: Die casting apparatus
Inventor: KUBOTA MASAMITSU
IPC: B22D17/22
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a die casting apparatus with which the inner part in a cavity in the die can be highly evacuated, in the die casting apparatus using a vacuum die casting method. SOLUTION: In the die casting apparatus for forming a die casting product by reducing the pressure in the cavity formed in between a pair of dies and injecting and filling up molten metal into this cavity, the dies 2, 3 provided with gas exhaust paths Ep communicating with the cavity C, a plurality of valve bodies 24 for opening/closing the gas exhaust path, valve mechanism parts 201, 212 as a plurality of electromagnetic driving means directly driving each valve body 24 with the electromagnetic force and a valve controller 51 as a control means for independently drive-controlling electromagnetic actuators 22 in the valve mechanism parts 201, 202, respectively.
Patent JP-2002213134-A (JP)
Title: Method for closing pair of opening/closing plate
Inventor: KANEKO TOMOHISA
IPC: E05C7/02
Filed: 2001-01-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for reliably closing a pair of opening/closing plates with one hand in a short time. SOLUTION: Two ropes (16 and 18), respectively, are inserted into holes (26), which are pierced into central side edges of the paired opening/closing plates (10 and 12). The two ropes 16 and 18 are combined (24) into one on an upper side of the plates 10 and (12), and a rope (34) for pulling up the plates (10 and 12) is attached on an upper side of a section where the two ropes 16 and 18 are combined together. On a lower side of the plates (10 and 12), the rope (16) is fixed (20) in a position, where the plates (10 and 12) are fully opened, on a side 10 where a supporting fitting (14) is not attached, and the rope 18 is fixed (in order not to bring the supporting fitting (14) into contact with the other plate (10) during the closing of the plates (10 and 12) in a position, where the rope (18) is made slightly longer, on a side (12) where the other fitting is attached.  Under this method, the once opened plates (10 and 12) are locked in a closed position when the rope (34) is pulled up with one hand. These sequential closing operations can be reliably conducted in a short time.
Patent JP-2002244043-A (JP)
Title: Zoom lens and optical instrument using it
Inventor: ITO YOSHIAKI
IPC: G02B15/16
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a zoom lens which is composed of small number of lenses and which is made compact and has excellent optical performance and an optical instrument using it. SOLUTION: In the zoom lens which has a first group L1 of negative refracting power, a second group L2 of positive refracting power and a third group L3 of positive refracting power in this order from an object side and in which lens groups are moved so that an interval between the first group L1 and the second group L2 is reduced and an interval between the second group L2 and the third group L3 is increased at the time of zooming from a wide angle end to a telephoto end, the third group L3 is moved at the time of focusing, and the second group L2 has a 2a-th group L2a of positive refracting power and a 2b-th group L2b of positive refracting power, with a largest interval within the lens group as a boundary, and when the interval at the wide angle end between the 2a-th group L2a and the 2b-th group L2b is expressed as d2abw,  the focal distance of an entire system at the wide angle end is expressed as fw, the condition of 0.2<d2abw/fw<1.0 is satisfied.
Patent JP-2002246840-A (JP)
Title: Voltage controlled oscillator and communication unit using the same
Inventor: ARAMATA TOMOHIDE
IPC: H03B5/12
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a voltage controlled oscillator capable of realizing stable oscillation in a wide frequency range, and to provide a communication unit using the oscillator. SOLUTION: The voltage controlled oscillator 10 is provided with a resonance circuit 1 and an oscillation circuit 11. The oscillation circuit 11 is provided with an oscillation transistor Q11, resistances R11-R14, a capacitor C11, and a second variable capacity diode VD11. The emitter of the oscillation transistor Q11 is connected to an output terminal 4, and grounded through a parallel circuit constituted of the second variable capacity diode VD11 and a resistance R12. Also, the cathode of the second variable capacity diode VD11 is connected through a resistance R14 to a control circuit 3 of the resonance circuit 1.
Patent JP-2002250195-A (JP)
Title: Joint structure of casing for well
Inventor: TSUBOTA MASAYOSHI
IPC: F16L13/14
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a joint structure of casing for well that can be installed at a low cost, compared with conventional cases. SOLUTION: This is a casing for wells which is made up of a plurality of cylindrical pipes connected in line to be inserted into an excavated hole to prevent the excavated face from falling down. The cylindrical pipes 11 which adjoin each other are inserted into a joint pipe 15 having roughly an external shape conforming with an internal shape of the same cylindrical pipes 11, and at the concave portion 17 formed on the external surface of the joint pipe 15, it is caulked together with each same cylindrical pipe 11 to fix the cylindrical body of the same cylindrical pipe 11 to the same joint pipe 15 in such a way that the cylindrical pipes that adjoin each other to be combined.
Patent JP-2002252261-A (JP)
Title: Semiconductor test system and semiconductor aligner
Inventor: USHIKI TAKEO
IPC: G03F7/20
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To completely prevent a case that the surface of a substrate is contam inated by molecular or clustered chemicals. SOLUTION: In a semiconductor test system comprising a mechanical actuator for testing a plurality of test regions sequentially on the substrate by repeating operations of a move and a stop as the actuator holds the substrate in a vacuum system, and a test processing part for testing the substrate in a controlled degree of vacuum, there are provided one or more discharge ports for introducing an inert gas into the vacuum system and a flow rate controller for controlling the inert gas discharged from the discharge ports into the vacuum system at a constant flow rate.
Patent JP-2002250737-A (JP)
Title: Mechanism for controlling position of bead and minute amount of liquid
Inventor: CHIBA TOSHIHIKO
IPC: G01N35/10
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a mechanism for controlling positions of beads and a minute amount of liquid which can handle the beads having a specimen coupled thereto and react the beads with the minute amount of liquid such as a reagent or the like. SOLUTION: The mechanism for controlling positions of the beads and the minute amount of liquid which moves the beads and the liquid with the utilization of a pressure has a first conduit 10 for introducing the beads 1, a beads path 7 connected to the first conduit 10, a second conduit 26 connected to the first conduit 10 for introducing the reagent 14, a first capillary tube 27, a reagent path 23 communicating with an end of the first capillary tube 27, and a second capillary tube 30 having one end part connected to a side wall face of the reagent path 23 and having a lyophobic inner face. The first capillary tube 27 is formed smaller in the diameter than the second conduit 26, having the other end part connected to a side wall face of the second conduit 26 and having a liquid-phobic inner face.
Patent JP-2002250693-A (JP)
Title: Method of detecting metal-exposed part of electronic circuit component, and environment-resistant electronical circuit component
Inventor: KURI YUUJI
IPC: G01N21/956
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a method of detecting a metal-exposed part of an electronic circuit component mounted on a printed circuit board or the like with high sensitivity, and to provide the environment-resistant electronic circuit component having high resistance with respect to external corrosion environment. SOLUTION: In this method, the electronic circuit component is exposed to an oxidizing environment (S2) to detect the metal-exposed part of the electronic circuit component. A protection coating film 33 comprising an oxide is formed also in the detected metal-exposed part 31.
Patent JP-2002250763-A (JP)
Title: Method of adjusting phase of antenna tracking circuit and tracking antenna apparatus using the same
Inventor: FUJIWARA TOMOHIRO
IPC: G01S3/42
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To obtain a method, of adjusting the phase of an antenna tracking circuit, in which ratio waves from a moving object are received so as to perform an antenna tracking operation without using a calibration tower or a false-signal generation device and to obtain a tracking antenna apparatus using the method. SOLUTION: Sunlight 18 is received by a correlation detection and receiving circuit 19 via a tracking antenna 2. The phase of a sum signal 5 for tracking and that of a difference signal 6 for tracking at its reception are adjusted by a phase shifter 20. A high-frequency signal is generated by a signal generator 23, and it is received by the circuit 19 via the adjusted phase shifter 20. At this time, the phase difference between a sum signal 25 for test and a difference signal 26 for test is given by a phase shifter 28, and its phase setting is made to correspond to the output value of the circuit 19 so as to be recorded.  A test signal generated by the signal generator 23 is received by a tracking receiving circuit 11, and a phase shifter 10 is adjusted in such a way that the output value of the circuit 11 agrees approximately with the output value of the recorded output value of the circuit 19.
Patent JP-2002256488-A (JP)
Title: Aluminium alloy for anodizing and aluminium alloy material superior in gas corrosion resistance
Inventor: JOGAN SHIGETOSHI
IPC: C25D11/04
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide an aluminum alloy for anodizing superior in strength and gas corrosion resistance under a high-temperature heat cycle and corrosive atmosphere, and an aluminum alloy material superior in gas corrosion resistance. SOLUTION: The aluminum alloy for anodizing comprises at least one kind of 0.2-1.0 wt.% Si and 2.3-5.0 wt.% Mg, impurities Fe, Cu, Mn, Cr, Zn, and Ni, of which content is individually controlled to be 0.1 wt.% or less, and the balance Al with other impurities. The aluminum alloy material superior in the gas corrosion resistance has an anodic oxide coating formed on the surface of the alloy material with the above composition.
Patent JP-2002260901-A (JP)
Title: Resistor
Inventor: NAKANISHI TSUTOMU
IPC: H01C1/14
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a resistor which is improved in reliability by improving adhesion between a substrate and side electrodes, between a first thin film and a second thin film, and between the second thin film and a first plating film. SOLUTION: A resistor is equipped with a substrate 21 provided with a pair of upper electrode layers 22 and a resistor film 23 located between the upper electrode layers 22. The upper electrode layer 22 is composed of a first electrode thin film layer 24 excellent in adhesion to both the substrate 21 and the resistor film 23, and a second electrode thin film layer 25 having lower volume resistivity than the first electrode thin film layer 24.
Patent JP-2002259810-A (JP)
Title: Regional information distributing system, method and program, and recording medium with the program recorded
Inventor: TAKATANI KAZUHIRO
IPC: G06Q50/00
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a regional information distributing system, method and program, and a recording medium with the program recorded whereby it is practicable to collect the regional information for using the regional information effectively and activating the region and timely distribute the regional information to any user who desires it. SOLUTION: The regional information collected in an information collecting device 1 by an information collector is transmitted to an agency communication device 7 from an information register person communication device 3 through a network 5a, and the agency communication device 7 receives regional information, stores it in a data storing device 9, searches the regional information desired by the register user from the data storing device 9, and distributs the obtained regional information to a user communication device 11 through a network 5b.
Patent JP-2002254290-A (JP)
Title: Barrel polishing system
Inventor: FUJISHIRO AKIHITO
IPC: B24B31/033
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To make it possible to flexibly cope with a change in processing order in a barrel polishing system that performs a process through a plurality of devices. SOLUTION: A robot 10 having a hand mechanism 12 capable of holding and releasing a barrel (A) is situated such that it can swivel intermittently, and a centrifugal barrel polishing machine 20 and its incidental equipment 40, 50, 60, 80, and 100 are disposed within the swiveling area of the robot 10. The barrel (A) held by the hand mechanism 12 is transported among each of the device by the intermittent swiveling action of the robot 10. Since the robot 10 can cyclically run, while holding the barrel (A), along a path that passes each device one after another, the processing order of each device can be freely changed by properly setting the stop position and its order of the robot 10.
Patent JP-2002255981-A (JP)
Title: Magnesium salt of ascorbic acid-2-phosphate having reduced content of calcium
Inventor: FUJIWARA YOSHIO
IPC: A23L33/15
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a magnesium salt of L-ascorbic acid-2-phosphate having a low calcium content, not becoming cloudy even if being added to a cosmetic or the like containing an organic acid formulated therewith, and hardly causing sedimentation and precipitation, and further to provide a method for producing the magnesium salt. SOLUTION: This method for producing the magnesium salt of the L-ascorbic acid-2-phosphate having <=500 ppm calcium content expressed in terms of calcium ion comprises adding a magnesium compound having <=2,000 ppm content of a calcium compound expressed in terms of the calcium ion to a solution containing L-ascorbic acid-2-phosphate.
Patent JP-2002269690-A (JP)
Title: Operation system for running support road system
Inventor: NOZAKI KEISAKU
IPC: G05B23/02
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an operation system for a running support road system capable of securely performing prevention of a failure of the running support system and its maintenance and having high safety and reliability. SOLUTION: This operation system for the running support road system has a system operation management device performing online-processing of daily operation monitoring of equipment constituting the running support road system at all times in a batch and is provided with functions for giving a remote diagnostic processing command for daily inspection and operation test and recording test operation by this device.
Patent JP-2002263755-A (JP)
Title: Metal piece caulking device
Inventor: MIURA KOJI
IPC: B21D39/00
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a metal piece caulking device having simple structure and capable of allowing a plurality of dies to press and caulk a metal piece with uniform pressing quantity. SOLUTION: This metal piece caulking device in which a die guide 1, a guide pipe 2 and a cylinder 3 are successively and integrally connected to and assembled with each other by screw mechanisms 1a, 2a and 3a, comprises a plurality of slide grooves 1b inclined downwardly with intervals on a downwardly-tapered surface of a hollow part of the die guide 1, a die 4 slidably engaged in the vertical direction along each slide groove 16, a piston rod 3c of the cylinder 3 whose tip is in contact with a bottom surface of the die 4, and fixing tools 2c and 2d for fixing the die guide 1 to the guide pipe 2.
Patent JP-2002264889-A (JP)
Title: Method for protecting ship bottom difficult to be adhered by shellfish, diatom and dirt
Inventor: YAMAZAKI TAKAYUKI
IPC: C02F1/00
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To prevent a part sunk under the surface of the water of a hip bottom of a hull from being adhered by shellfish, diatom and dirt. SOLUTION: The ship bottom 22 is covered with a protective film 24 such as plastic, etc. The ship bottom 22 is widely covered with the protective film 24 to protect from waves of the surface of the water and foreign scattered objects. Also a bow side and a stern side are covered with the film 24. The protective film 24 covers the ship bottom 22 and is fixed to a ship edge 25 so as not to be easily detached. By closely adhering the protective film 24 along the ship bottom 22, the volume of sea water in contact with the ship bottom 22 is reduced and the fry larva of a barnacle or the like included in the sea water can be reduced.
Patent JP-2002263610-A (JP)
Title: Heat treatment process of powdery waste and device for the same process
Inventor: SHIOMITSU TORU
IPC: F23J1/00
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a simple and convenient, powdery waste heat treatment process that comprises using a cylindrical, vertical heater into which a gas for fluidizing powdery waste is blown through a point in the lower part, charging the powdery waste into the heater through a point in the upper part and withdrawing the resulting treated powdery waste from the heater through a point in the lower part and enables removal of volatile organic matter such as dioxins, in a high removal ratio. SOLUTION: This process comprises: using a cylindrical, vertical heater into which a gas for fluidizing powdery waste is blown through a point in the lower part; charging the powdery waste into the heater through a point in the upper part; and intermittently withdrawing the resulting treated powdery waste from the heater through a point in the lower part.
Patent JP-2002276840-A (JP)
Title: Solenoid valve
Inventor: HIRAISHI KAZUO
IPC: F16K31/06
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To solve a problem in a dispersion of a part dimension where a slight gap is generated between a field core and a yoke and a magnetic efficiency is sometimes reduced, it is required that much power is fed in order to certainly operate a valve and a power consumption is increased. SOLUTION: A solenoid valve is constituted by a bobbin 1 made of resin and provided with a solenoid coil; a plunger 3 having a valve body at one end; a spring 5 for forcing the valve body 4 mounted to the plunger to a valve seat 10 at the time of non-energization; a field core 6 formed so as to project as compared with an end surface of the bobbin; a seal member 7 for preventing a leakage of a fluid to the outside which are inserted into an inner cylinder of the bobbin; and an approximately reverse C-like yoke 8 for clamping these members. A projection 9 integrally formed with the bobbin and having an elasticity is provided on a contact surface of the bobbin with the yoke and the yoke and the field core are certainly contacted with each other by the elasticity.
Patent JP-2002281274-A (JP)
Title: Radiation image reader
Inventor: AKAGI HIDEKAZU
IPC: G01T1/00
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a radiation image reader which can read the radiation image of higher image quality while cost is suppressed to be low. SOLUTION: When the average value, the cumulative histogram and the median value of pixel values in first image data obtained by reading the radiation image form a photostimulable fluorescent plate 4 are not more than prescribed values, a personal computer main body 25 judges that the image on the basis of the values becomes indistinct, adds second image data and obtains the image of higher image quality.
Patent JP-2002274675-A (JP)
Title: Paper feeder for image formation machine
Inventor: OKADA NAOFUMI
IPC: B65H1/26
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To improve workability of paper supply works relative to respective paper feed cassettes in a paper feeder having the multiple paper feed cassettes aligned horizontally along the sheet material feeding direction. SOLUTION: The multiple paper feed cassettes 62 and 63 aligned along the sheet material feeding direction extending approximately horizontally are provided in this paper feeder 6. The paper feed cassettes 62 and 63 are integrated and can be simultaneously drawn out. The upper surface height position of the paper feed cassette 62 positioned on the upstream side of the sheet material feeding direction is set higher than the upper surface height position of the paper feed cassette 63 positioned on the downstream side and a carrier passage 623 for recording paper sheets taken out the upstream side paper feed cassette 2 is formed in the upper space of the downstream side paper feed cassette 63.
Patent JP-2002244598-A (JP)
Title: Marker
Inventor: FUKUDA SHOZABURO
IPC: E01F9/00
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To enhance a visual recognition function by greatly improving the maintenance force of emitted light as compared with the conventional markers. SOLUTION: This marker is constituted by making a transmission type light storage material of a special flat planar shape coated with a light storage coating material on a synthetic resin (for example, a polycarbonate sheet etc.), having elasticity in order to maintain the light emission of the light storage material and to enhance the visual recognition function and bringing the transmission type light storage material into perfect and tight contact with the inside surface of a transparent and cylindrical outer shell material thereby forming the marker to an integral structure.
Patent JP-2002290771-A (JP)
Title: Video display unit and video signal processing method
Inventor: KATO MIKI
IPC: H04N5/16
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To enable regeneration of the direct current of an output video signal with a small memory capacity. SOLUTION: Input video data is input to a sub-video extraction part 7 by a changeover switch 8, and in the sub-video extraction part 7 a taking-in start position and a taking-in size taking in pedestal data included in the input video data are controlled, and the display start position and display size of a display circuit part 13 are controlled so that the pedestal data taken in by the sub-video extraction part 7 are at a position corresponding to the clamp pulse of an output video data.
Patent JP-2001321398-A (JP)
Title: Absorptive article
Inventor: CLEAR SANDRA HINTZ
IPC: A61F13/15
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide an absorptive article having improved fit tabitily to a wearing person. SOLUTION: This absorptive article 20 has a wrapping assembly 22 provided with first and second end edges 62 and 66, a liquid permeable top sheet 24, a liquid impermeable back sheet 26 connected to the top sheet 24, and an absorptive core 28 positioned between the top sheet and back sheet; a first waist body 34 connected to a first fit panel; and clothes fitting systems 36 arranged at the first waist body in order to mount the absorptive article to the clothes.